CH-7 FORCES AND MOTION

The ability to do work is called____________.

• Energy

• Motion

• Movement

• Force

Tags

NGSS.MS-PS3-5

If Shivi is able to move the table through a distance, then __ is said to be done.

• work

• force

• energy

• muscle

What does weight of an object depend on?

• Mass of an object

• How much gravity the object is experiencing

• Position of an object

Tags

NGSS.HS-PS2-4

Which of the following equation is correct for calculating work?

• Work= Force + Distance

• Work= Force X Motion

• Work= Force X Distance

• Work= Mechanical Energy- Muscular Energy

Which of the following statement is true about a magnetic compass?

• It's needle is a magnet.

• It helps to find our length of a magnet.

• It always points to magnetic South Pole.

If an object is pushed with a force of 500N over a distance of 10 m, the work done would be equal to___________.

• 5 J

• 50 J

• 2000 J

• 5000 J

Tags

NGSS.HS-PS3-1

Which force is exerted on a leaf falling from the tree?

• Magnetic Force

• Muscular Force

• Mechanical Force

• Gravitational Force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Define Newton's Third Law of Motion.

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OFF

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NGSS.MS-PS2-1

State whether the following statement is true or false.

The forces that cause a change in the motion of a body are called balanced forces.

• True

• False

A football kicked by a boy rolls on the ground to some distance and stops. The force which stops the ball is__________.

• Muscular Force

• Gravitational Force

• Frictional Force

• Mechanical Force